package com.poly.system.controller;

import com.alibaba.fastjson.JSON;
import com.poly.common.core.domain.R;
import com.poly.common.core.utils.ConvertUtils;
import com.poly.common.core.utils.StringUtils;
import com.poly.common.core.utils.poi.ExcelUtil;
import com.poly.common.core.web.controller.BaseController;
import com.poly.common.core.web.page.TableData;
import com.poly.common.core.web.page.TableDataInfo;
import com.poly.common.log.annotation.Log;
import com.poly.common.log.enums.BusinessType;
import com.poly.common.security.annotation.InnerAuth;
import com.poly.common.security.annotation.RequiresPermissions;
import com.poly.common.security.utils.SecurityUtils;
import com.poly.system.cache.UserCache;
import com.poly.system.domain.SysDept;
import com.poly.system.domain.SysRole;
import com.poly.system.domain.SysUser;
import com.poly.system.model.LoginUser;
import com.poly.system.service.*;
import org.apache.commons.lang3.ArrayUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;
import java.util.*;
import java.util.stream.Collectors;

/**
 * 用户信息
 *
 * @author poly
 */
@RestController
@RequestMapping("/user")
public class SysUserController extends BaseController {
    @Autowired
    private ISysUserService userService;

    @Autowired
    private ISysRoleService roleService;

    @Autowired
    private ISysDeptService deptService;

    @Autowired
    private ISysPostService postService;

    @Autowired
    private ISysPermissionService permissionService;

    @Autowired
    private ISysConfigService configService;

    /**
     * 获取用户列表
     */
    @RequiresPermissions("system:user:list")
    @GetMapping("/list")
    public TableDataInfo list(SysUser user) {
        startPage();
        List<SysUser> list = userService.selectUserList(user);
        return getDataTable(list);
    }

    @GetMapping("/listNoPage")
    public TableData<SysUser> listNoPage(SysUser user) {
        return TableData.data(userService.selectUserList(user));
    }


    @Log(title = "用户管理", businessType = BusinessType.EXPORT)
    @RequiresPermissions("system:user:export")
    @PostMapping("/export")
    public void export(HttpServletResponse response, SysUser user) {
        List<SysUser> list = userService.selectUserList(user);
        ExcelUtil<SysUser> util = new ExcelUtil<SysUser>(SysUser.class);
        util.exportExcel(response, list, "用户数据");
    }

    @Log(title = "用户管理", businessType = BusinessType.IMPORT)
    @RequiresPermissions("system:user:import")
    @PostMapping("/importData")
    public R importData(MultipartFile file, boolean updateSupport) throws Exception {
        ExcelUtil<SysUser> util = new ExcelUtil<SysUser>(SysUser.class);
        List<SysUser> userList = util.importExcel(file.getInputStream());
        String operName = SecurityUtils.getUsername();
        String message = userService.importUser(userList, updateSupport, operName);
        return R.ok(null, message);
    }

    @PostMapping("/importTemplate")
    public void importTemplate(HttpServletResponse response) {
        ExcelUtil<SysUser> util = new ExcelUtil<SysUser>(SysUser.class);
        util.importTemplateExcel(response, "用户数据");
    }

    /**
     * 获取当前用户信息
     */
    @InnerAuth
    @GetMapping("/info/{username}")
    public R<LoginUser> info(@PathVariable("username") String username) {
        SysUser sysUser = userService.selectUserByUserName(username);
        if (StringUtils.isNull(sysUser)) {
            return R.fail("用户名或密码错误");
        }
        // 角色集合
        Set<String> roles = permissionService.getRolePermission(sysUser);
        // 权限集合
        Set<String> permissions = permissionService.getMenuPermission(sysUser);
        LoginUser sysUserVo = new LoginUser();
        sysUserVo.setUser(sysUser);
        sysUserVo.setRoles(roles);
        sysUserVo.setPermissions(permissions);
        return R.ok(sysUserVo);
    }

    /**
     * 注册用户信息
     */
    @InnerAuth
    @PostMapping("/register")
    public R<Boolean> register(@RequestBody SysUser sysUser) {
        String username = sysUser.getUserName();
        if (!("true".equals(configService.selectConfigByKey("sys.account.registerUser")))) {
            return R.fail("当前系统没有开启注册功能！");
        }
        if (!userService.checkUserNameUnique(sysUser)) {
            return R.fail("保存用户'" + username + "'失败，注册账号已存在");
        }
        return R.ok(userService.registerUser(sysUser));
    }

    /**
     * 获取用户信息
     *
     * @return 用户信息
     */
    @GetMapping("getInfo")
    public R getInfo() {
        SysUser user = userService.selectUserById(SecurityUtils.getUserId());
        // 角色集合
        Set<String> roles = permissionService.getRolePermission(user);
        // 权限集合
        Set<String> permissions = permissionService.getMenuPermission(user);
        Map<String,Object> data = new HashMap<>();
        data.put("user", user);
        data.put("roles", roles);
        data.put("permissions", permissions);
        return R.ok(data);
    }

    /**
     * 根据用户编号获取详细信息
     */
    @RequiresPermissions("system:user:query")
    @GetMapping(value = {"/", "/{userId}"})
    public R getInfo(@PathVariable(value = "userId", required = false) Long userId) {
        userService.checkUserDataScope(userId);
        Map<String,Object> data = new HashMap<>();
        List<SysRole> roles = roleService.selectRoleAll();
        data.put("roles", SysUser.isAdmin(userId) ? roles : roles.stream().filter(r -> !r.isAdmin()).collect(Collectors.toList()));
        data.put("posts", postService.selectPostAll());
        if (StringUtils.isNotNull(userId)) {
            SysUser sysUser = userService.selectUserById(userId);
            data.put("user", sysUser);
            List<String> postIds = ConvertUtils.convert(postService.selectPostListByUserId(userId), String.class);
            data.put("postIds", postIds);
            List<String> roleIds = ConvertUtils.convert(sysUser.getRoles().stream().map(SysRole::getRoleId).collect(Collectors.toList()), String.class);
            data.put("roleIds", roleIds);
        }
        return R.ok(data);
    }

    /**
     * 新增用户
     */
    @RequiresPermissions("system:user:add")
    @Log(title = "用户管理", businessType = BusinessType.INSERT)
    @PostMapping
    public R add(@Validated @RequestBody SysUser user) {
        if (!userService.checkUserNameUnique(user)) {
            return R.fail("新增用户'" + user.getUserName() + "'失败，登录账号已存在");
        } else if (StringUtils.isNotEmpty(user.getPhonenumber()) && !userService.checkPhoneUnique(user)) {
            return R.fail("新增用户'" + user.getUserName() + "'失败，手机号码已存在");
        } else if (StringUtils.isNotEmpty(user.getEmail()) && !userService.checkEmailUnique(user)) {
            return R.fail("新增用户'" + user.getUserName() + "'失败，邮箱账号已存在");
        }
        user.setCreateBy(SecurityUtils.getUsername());
        user.setPassword(SecurityUtils.encryptPassword(user.getPassword()));
        return toResult(userService.insertUser(user));
    }

    /**
     * 修改用户
     */
    @RequiresPermissions("system:user:edit")
    @Log(title = "用户管理", businessType = BusinessType.UPDATE)
    @PutMapping
    public R edit(@Validated @RequestBody SysUser user) {
        userService.checkUserAllowed(user);
        userService.checkUserDataScope(user.getUserId());
        if (!userService.checkUserNameUnique(user)) {
            return R.fail("修改用户'" + user.getUserName() + "'失败，登录账号已存在");
        } else if (StringUtils.isNotEmpty(user.getPhonenumber()) && !userService.checkPhoneUnique(user)) {
            return R.fail("修改用户'" + user.getUserName() + "'失败，手机号码已存在");
        } else if (StringUtils.isNotEmpty(user.getEmail()) && !userService.checkEmailUnique(user)) {
            return R.fail("修改用户'" + user.getUserName() + "'失败，邮箱账号已存在");
        }
        user.setUpdateBy(SecurityUtils.getUsername());
        return toResult(userService.updateUser(user));
    }

    /**
     * 删除用户
     */
    @RequiresPermissions("system:user:remove")
    @Log(title = "用户管理", businessType = BusinessType.DELETE)
    @DeleteMapping("/{userIds}")
    public R remove(@PathVariable Long[] userIds) {
        if (ArrayUtils.contains(userIds, SecurityUtils.getUserId())) {
            return R.fail("当前用户不能删除");
        }
        return toResult(userService.deleteUserByIds(userIds));
    }

    /**
     * 重置密码
     */
    @RequiresPermissions("system:user:edit")
    @Log(title = "用户管理", businessType = BusinessType.UPDATE)
    @PutMapping("/resetPwd")
    public R resetPwd(@RequestBody SysUser user) {
        userService.checkUserAllowed(user);
        userService.checkUserDataScope(user.getUserId());
        user.setPassword(SecurityUtils.encryptPassword(user.getPassword()));
        user.setUpdateBy(SecurityUtils.getUsername());
        return toResult(userService.resetPwd(user));
    }

    /**
     * 状态修改
     */
    @RequiresPermissions("system:user:edit")
    @Log(title = "用户管理", businessType = BusinessType.UPDATE)
    @PutMapping("/changeStatus")
    public R changeStatus(@RequestBody SysUser user) {
        userService.checkUserAllowed(user);
        userService.checkUserDataScope(user.getUserId());
        user.setUpdateBy(SecurityUtils.getUsername());
        return toResult(userService.updateUserStatus(user));
    }

    /**
     * 根据用户编号获取授权角色
     */
    @RequiresPermissions("system:user:query")
    @GetMapping("/authRole/{userId}")
    public R authRole(@PathVariable("userId") Long userId) {
        SysUser user = userService.selectUserById(userId);
        List<SysRole> roles = roleService.selectRolesByUserId(userId);
        Map<String,Object> data=new HashMap<>();
        data.put("user", user);
        data.put("roles", SysUser.isAdmin(userId) ? roles : roles.stream().filter(r -> !r.isAdmin()).collect(Collectors.toList()));
        return R.ok(data);
    }

    /**
     * 用户授权角色
     */
    @RequiresPermissions("system:user:edit")
    @Log(title = "用户管理", businessType = BusinessType.GRANT)
    @PutMapping("/authRole")
    public R insertAuthRole(Long userId, Long[] roleIds) {
        userService.checkUserDataScope(userId);
        userService.insertUserAuth(userId, roleIds);
        return R.ok();
    }

    /**
     * 获取部门树列表
     */
    @RequiresPermissions("system:user:list")
    @GetMapping("/deptTree")
    public R deptTree(SysDept dept) {
        return R.ok(deptService.selectDeptTreeList(dept));
    }

    /**
     * 获取用户名称
     *
     * @param idList
     * @return
     */
    @PostMapping("/getUserNameMap")
    public R<Map<Long, String>> getUserNameMap(@RequestBody List<Long> idList) {
        return R.ok(userService.getUserNameMap(idList));
    }

    /**
     * 获取用户信息
     *
     * @param userId
     * @return
     */
    @GetMapping("/getUserById")
    public R<SysUser> getUserById(Long userId) {
        return R.ok(userService.selectUserById(userId));
    }

    /**
     * 获取用户列表
     *
     * @param user
     * @return
     */
    @GetMapping("/getUserList")
    public R<List<SysUser>> getUserList(SysUser user) {
        return R.ok(userService.selectUserList(user));
    }

    /**
     * 获取用户列表
     *
     * @param idList
     * @return
     */
    @PostMapping("/getUserListByIdList")
    public R<List<SysUser>> getUserListByIdList(@RequestBody List<Long> idList) {
        return R.ok(userService.selectUserByUserIds(idList));
    }

    /**
     * 获取缓存用户列表
     *
     * @param userIdList
     * @return
     */
    @PostMapping("/getCacheUserList")
    public R<List<SysUser>> getCacheUserById(@RequestBody List<Long> userIdList) {
        //缓存里面拿 如果没有就查询数据库
        return R.ok(userIdList.stream().map(
                userId -> Optional.ofNullable(UserCache.getUser(Long.valueOf(userId))).orElseGet(() -> userService.selectUserById(userId))
        ).collect(Collectors.toList()));
    }

    /**
     * 获取缓存用户名称
     *
     * @param userIdList
     * @return
     */
    @PostMapping("/getCacheUserName")
    public R<String> getCacheUserName(@RequestBody List<Long> userIdList) {
        //缓存里面拿 如果没有就查询数据库
        return R.ok(userIdList.stream().map(
                userId -> Optional.ofNullable(UserCache.getUser(Long.valueOf(userId))).map(SysUser::getNickName).orElseGet(() -> Optional.ofNullable(userService.selectUserById(userId)).map(SysUser::getNickName).orElse(""))
        ).collect(Collectors.joining(",")));
    }
}
